879290756655 has 64 divisors (see below), whose sum is σ = 1447720501248. Its totient is φ = 455528586240.

The previous prime is 879290756639. The next prime is 879290756699. The reversal of 879290756655 is 556657092978.

It is not a de Polignac number, because 879290756655 - 2⁴ = 879290756639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 879290756655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49564947 + ... + 49582683.

It is an arithmetic number, because the mean of its divisors is an integer number (22620632832).

Almost surely, 2^879290756655 is an apocalyptic number.

879290756655 is a deficient number, since it is larger than the sum of its proper divisors (568429744593).

879290756655 is a wasteful number, since it uses less digits than its factorization.

879290756655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18416.

The product of its (nonzero) digits is 285768000, while the sum is 69.

The spelling of 879290756655 in words is "eight hundred seventy-nine billion, two hundred ninety million, seven hundred fifty-six thousand, six hundred fifty-five".